loading
AWWA 20744 - Managing Water Main Breaks Field Guide
January 1, 2012 - AWWA

Preface Water main breaks are a primary cause of lost revenue and service for all water providers. Some water leaks make the evening news or the front page of the local newspaper. Others may go undetected until an unrelated excavation uncovers them or a mysterious soggy spot is...

AWWA M65 - On-Site Generation of Hypochlorite
January 1, 2015 - AWWA

Overview Various forms of chlorine are commonly used in drinking water and reuse applications for their ability to disinfect and maintain a residual level of disinfectant throughout the distribution system. The majority of utilities in the United States use chlorine gas during...

AWWA 64386 - Water Supply Operations: Disinfection Byproducts
January 1, 2014 - AWWA

This video covers the types of disinfectants used in water treatment, how disinfection by-products form and strategies to control DBPs including guidelines set by the USEPA through the Stage 1 and Stage 2 Disinfectants and Disinfection By-products Rules.

API PUBL 4743 - Hazard Narrative for Tertiary-Butyl Alcohol (TBA) CAS Number 75–65–0
October 1, 2005 - API

Introduction Tertiary Butyl Alcohol (TBA) has multiple industrial and chemical uses. TBA is used in the manufacture of perfumes and cosmetics, as an additive in gasoline to improve the oxygen content, and is a metabolite of the fuel oxygenate, methyl-tert-butylether (MTBE) (NTP 1995). The National...

AWWA B303 - Sodium Chlorite
January 20, 2018 - AWWA

This standard describes sodium chlorite, in either solid (granular, flake, or powdered) or aqueous-solution form, for use in making chlorine dioxide for use in the treatment of potable water, wastewater, and reclaimed water. Sodium chlorite must be packaged, labeled, and registered...

ASTM D5463 - Standard Guide for Use of Test Kits to Measure Inorganic Constituents in Water
May 1, 2018 - ASTM

This guide covers general considerations for the use of test kits for quantitative determination of analytes in water and wastewater. Test kits are available from various manufacturers for the determination of a wide variety of analytes in drinking water, surface or ground...

API PUBL 4362 - Inter- and Intralaboratory Variation In Conducting Static Acute Toxicity Tests with Daphnia Magna Exposed To Effluents and Reference Toxicants
April 1, 1983 - API

INTRODUCTION Since 1945 [1] many scientists have advocated use of toxicity data in predicting potential damage to a receiving stream before damage occurred. Toxicity data have been used for predictive, comparative, and regulative purposes, and the acute toxicity test has become a "workhorse" in...

AWWA M30 - Precoat Filtration
January 1, 1995 - AWWA

Introduction Precoat filtration is a US Environmental Protection Agency (USEPA) accepted filtration technique for potable water treatment. When the Surface Water Treatment Rule (SWTR) went into effect in 1989, it provoked a renewed interest in this filtration process as well as...

MIL-PRF-23236 - COATING SYSTEMS FOR SHIP STRUCTURES
September 15, 2009 - NPFC

This specification covers four types of air pollution regulated ship and structure coatings that comply with the National Emission Standards for Hazardous Air Pollutants (NESHAP) for shipbuilding for state and federal regulations. There are nine classes of coating systems. There are four grades of...

ASTM D6249 - Standard Guide for Alkaline Stabilization of Wastewater Treatment Plant Residuals
June 1, 2006 - ASTM

This document provides guidance for use of reactive alkaline materials (quicklime, hydrated lime, high lime fly ash, or other byproducts) for treating wastewater solids (biosolids) to reduce pathogen levels and achieve compliance with regulatory requirements. Federal (40 CFR, Part 503) regulations...

Statistical Tools for Environmental Quality Measurement
September 25, 2003 - CRC

When interpreting environmental data, scientists and engineers first must select the correct statistical tool to use for their analysis. By doing this they will be able to make sound decisions in their efforts to solve environmental problems. They need a detailed reference that points out the...

ASTM E2365 - Standard Guide for Environmental Compliance Performance Assessment
January 1, 2014 - ASTM

Overview - This guide is an organized collection of information and series of options for industry, regulators, auditors, consultants and the public, intended to measure compliance with environmental performance standards against established benchmarks. It focuses on compliance with air,...

ASTM D6523 - Standard Guide for Evaluation and Selection of Alternative Daily Covers (ADCs) for Sanitary Landfills
February 10, 2000 - ASTM

This guide is intended to assist specifiers and end users in assessing the different options available for sanitary landfill daily cover materials described as alternative (non-soil) daily covers (ADCs). Traditional daily cover consists of at least 6 in. (15 cm) of soil spread over the working...

API PUBL 4686 - 1999 Oil Spill Conference Proceedings
March 1, 1999 - API

FOREWORD: This 1999 International Oil Spill Conference is the 16th biennial event since the first conference held in December 1969. The conference is sponsored jointly by the following: American Petroleum Institute (MI) United States Coast Guard (USCG) United States Environmental Protection Agency...

ASTM D7363 - Standard Test Method for Determination of Parent and Alkyl Polycyclic Aromatics in Sediment Pore Water Using Solid-Phase Microextraction and Gas Chromatography/Mass Spectrometry in Selected Ion Monitoring Mode
May 17, 2013 - ASTM

The U.S. Environmental Protection Agency (USEPA) narcosis model for benthic organisms in sediments contaminated with polycyclic aromatic hydrocarbons (PAHs) is based on the concentrations of dissolved PAHs in the interstitial water or "pore water" in sediment. This test method...

COE EM 200-1-12 - CONCEPTUAL SITE MODELS
December 28, 2012 - ARMY

Purpose. a. This document provides teams with procedural guidance to develop Conceptual Site Models (CSMs) at sites where unexploded ordnance (UXO), discarded military munitions (DMM), munitions constituents (MC), and/or hazardous, toxic, and radioactive waste (HTRW) are known or suspected to be...

API PUBL 4601 - Transport and Fate of Dissolved Methanol, Methyl-Tertiary-Butyl- Ether, and Monoaromatic Hydrocarbons in a Shallow Sand Aquifer Appendix H: Laboratory Biotransformation Studies
April 1, 1994 - API

BACKGROUND This report presents the findings of a natural gradient tracer test and related laboratory experiments that investigate the subsurface behavior and impacts of methanol and MTBE. The primary goals of the research were to: 1) describe the transport and fate of methanol and MTBE in...

ASTM D6216 - Standard Practice for Opacity Monitor Manufacturers to Certify Conformance with Design and Performance Specifications
October 1, 2012 - ASTM

This practice covers the procedure for certifying continuous opacity monitors. In the main part of this practice, it includes design and performance specifications, test procedures, and quality assurance requirements to ensure that continuous opacity monitors meet minimum design and calibration...

ASTM E1367 - Standard Test Method for Measuring the Toxicity of Sediment-Associated Contaminants with Estuarine and Marine Invertebrates
November 1, 2003 - ASTM

This test method covers procedures for testing estuarine or marine organisms in the laboratory to evaluate the toxicity of contaminants associated with whole sediments. Sediments may be collected from the field or spiked with compounds in the laboratory. General guidance is presented in Sections 1...

API PUBL 4651 - International Oil Spill Conference Improving Environmental Protection - Progress, Challenges, Responsibilities
April 1, 1997 - API

FOREWORD This 1997 International Oil Spill Conference is the 15th biennial event since the first conference held in December 1969. The conference is jointly sponsored by the following: American Petroleum Institute (MI) United States Coast Guard (USCG) United States Environmental Protection Agency...

Advertisement